1/*
2 * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package sun.security.mscapi;
27
28import java.security.PrivateKey;
29
30/**
31 * The handle for an RSA private key using the Microsoft Crypto API.
32 *
33 * @author Stanley Man-Kit Ho
34 * @since 1.6
35 */
36class RSAPrivateKey extends Key implements PrivateKey
37{
38    private static final long serialVersionUID = 8113152807912338063L;
39
40    /**
41     * Construct an RSAPrivateKey object.
42     */
43    RSAPrivateKey(long hCryptProv, long hCryptKey, int keyLength)
44    {
45        super(new NativeHandles(hCryptProv, hCryptKey), keyLength);
46    }
47
48    /**
49     * Construct an RSAPrivateKey object.
50     */
51    RSAPrivateKey(NativeHandles handles, int keyLength)
52    {
53        super(handles, keyLength);
54    }
55
56    /**
57     * Returns the standard algorithm name for this key. For
58     * example, "RSA" would indicate that this key is a RSA key.
59     * See Appendix A in the <a href=
60     * "../../../guide/security/CryptoSpec.html#AppA">
61     * Java Cryptography Architecture API Specification &amp; Reference </a>
62     * for information about standard algorithm names.
63     *
64     * @return the name of the algorithm associated with this key.
65     */
66    public String getAlgorithm()
67    {
68        return "RSA";
69    }
70
71    public String toString()
72    {
73        return "RSAPrivateKey [size=" + keyLength + " bits, type=" +
74            getKeyType(handles.hCryptKey) + ", container=" +
75            getContainerName(handles.hCryptProv) + "]";
76    }
77
78    // This class is not serializable
79    private void writeObject(java.io.ObjectOutputStream out)
80        throws java.io.IOException {
81
82        throw new java.io.NotSerializableException();
83    }
84}
85